Loudspeaker



FIG. 1 is a front elevational view of a loudspeaker showing my new design, the rear and sides being identical;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof; and

FIG. 4 is a front elevational view of a second embodiment of the loudspeaker illustrated in FIG. 1, the rear and sides being identical and the top and bottom being identical to FIGS. 2 and 3 respectively. 

The ornamental design for a loudspeaker, as shown and described. 